the high power back light is made with SMD 3528 & SMD 5050 in aluminum housing and sealed with glue providing excellent heat dispersion and water resistance. It meets the IP65 standard, low power consumption,energy saving, durability, and long lifespan of LED lighting. It is suitable to install cove lighting,under counter lighting and many other areas! It illuminates directly to the surface and is suitable for indoor and outdoor use.http://www.rbelectronic.com